Linux, servers, and security
Notes on Linux, application security, deployment and the web. Every post is something I actually run, not something I read about.
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- Sep 25, 2026 Cutting Netdata's CPU use on a small Docker droplet Netdata's defaults ate half the CPU of an idle 2 vCPU droplet running self-hosted Supabase in Docker. Here's which settings caused it, how to turn them down, and what you give up.
- Aug 18, 2026 Watching a server for modified files with Wazuh A file integrity monitor that catches a webshell within seconds, names the process that wrote it, and emails me about it without burying me in noise.